Nickel Process Patent

Nickel Process Patent

tungsten minerals and deposits - USGS Publications Repository

PLATE I. A, Wedge-shaped ferberite crystals from "Crow patent," Nederland,. Colo.; B . Physical properties of aluminum, copper, nickel, iron, and tungsten. Nickel. . reduced through the lower oxides to the metal, and this process is utilized in.

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Activox Process for Refractory Gold

15 May 2017 . I think patent may have expired, which is why I refer to it as low temp/low pressure rather than Activox. It was developed for Nickel extraction but.

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Review of Biohydrometallurgical Metals Extraction from . - MDPI

24 Dec 2014 . acidic bioleaching processes for the extraction of metals from sulfide minerals. . In a nickel process, the microorganisms grew in process solution with up . World Patent, WO2010/009481-A, 21 January 2010. 137. Patel, B.C..

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ISACONVERT Continuous Converting of Nickel . - ResearchGate

9 Mar 2011 . matte the patented Nickel ISACONVERT process. . J.S. Edwards and S. Jahanshahi, Copper Converting, United States Patent, No.

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Leaching Behavior of the roasted nickel calcine

sulfation roast process on nickeliferous pyrrhotite at 680 °C where Ni, Cu, and Co were . rate of leaching of valuable metals from the sulfation roasted nickel calcine, aiming to . 4,110,106, U.S. Patent and Trademark Office, Washington, DC.

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Ferric Sulfate Leaching of Pyrrhotite Tailings between 30 to . - MDPI

27 Nov 2015 . Although hydrometallurgical processes for nickel recovery would offer the advantage . In this process concept, pyrrhotite and pentlandite, the two principal nickel carriers in the . U.S. Patent 2719082, 27 September 1955. 5.

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ISACONVERT Continuous Converting of Nickel . - ResearchGate

9 Mar 2011 . matte the patented Nickel ISACONVERT process. . J.S. Edwards and S. Jahanshahi, Copper Converting, United States Patent, No.

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Ferric Sulfate Leaching of Pyrrhotite Tailings between 30 to . - MDPI

27 Nov 2015 . Although hydrometallurgical processes for nickel recovery would offer the advantage . In this process concept, pyrrhotite and pentlandite, the two principal nickel carriers in the . U.S. Patent 2719082, 27 September 1955. 5.

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Gold and Silver Leaching by Cyanidation

19 Mar 2017 . The cyanide leaching process is the most important method ever developed for . Ores often contain copper, antimony, arsenic, cobalt or nickel . in cyanide solution, the Chapman process (U. S. Patent 2,147,009) may have.

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Activox Process for Refractory Gold

15 May 2017 . I think patent may have expired, which is why I refer to it as low temp/low pressure rather than Activox. It was developed for Nickel extraction but.

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COBALT PROCESSING DEVELOPMENTS KG Fisher . - SAIMM

processes mainly copper and nickel and in recent decades the nickel . Until recently, rounds technology was protected by patent so it was not normally a.

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Demonstration Plant Equipment Design and Scale-Up from . - MDPI

28 May 2015 . Pilot Plant of a Leaching and Solvent Extraction Process . with high concentrations of S, V and Ni [7]. . US Patent 4,886,648, 29 June 1989.

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Table of Contents

11 Jun 2016 . This book deals with the processes, operations, technologies and . The ores of many nonferrous metals, e.g. Cu, Ni, Pb, Zn, Cd, Mo, are sulfides; . chlorides (French patent 73 40395, 2 250 707, November 14, 1973). 1.3.

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United States Patent (19.

(45) Date of Patent: Apr. 19, 1994. (54). 75 . A method is provided for the dissolution of at least one . nickel and copper ores containing precious metals. The.

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Pyrometallurgy at Mintek - SAIMM

8 Mar 2006 . Recent work has been done on such processes as the production of ferronickel from laterite ores . reverberatory furnace slags, as well as for the recovery of nickel, cobalt, copper, . Table II: Pyrometallurgy Division patents.

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Mining Chemicals Handbook

Nickel and cobalt ores . . synergies among the chemicals used in any particular process. . Solution and Extractant in the Final Stage: J. Babjak, U.S. Patent.

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Outotec smelting solutions for the PGM industry - SAIMM

Outotec Flash Smelting Process for nickel which produces low-grade nickel matte for converting. Outotec Ausmelt Process for primary nickel concentrates.

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The mechanisms of the passivation of sulfide minerals in . - SAIMM

A number of sulfide minerals of copper, nickel and iron can only be effectively leached by . used to study the similarities of leaching and passivation processes taking place . Dmitry has co-authored one patent, several journal and conference.

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Demonstration Plant Equipment Design and Scale-Up from . - MDPI

28 May 2015 . Pilot Plant of a Leaching and Solvent Extraction Process . with high concentrations of S, V and Ni [7]. . US Patent 4,886,648, 29 June 1989.

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Outotec smelting solutions for the PGM industry - SAIMM

Outotec Flash Smelting Process for nickel which produces low-grade nickel matte for converting. Outotec Ausmelt Process for primary nickel concentrates.

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RADIUM, URANIUM & VANADIUM Extraction & Recovery #1

31 Mar 2017 . The Haynes-Engle process for the recovery of uranium and vanadium covered this method, but the patent specifications do not show what is.

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COBALT PROCESSING DEVELOPMENTS KG Fisher . - SAIMM

processes mainly copper and nickel and in recent decades the nickel . Until recently, rounds technology was protected by patent so it was not normally a.

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Novel redesign of a pressure leach autoclave by a South . - SAIMM

produces nickel (in powder or briquette form), copper cathodes and cobalt powder. Five leaching . The second stage leach process at the Base Metals Refinery produces a PGM-rich residue through . world patent has been registered.

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How to Make Lead from Galena Concentrates

16 Nov 2017 . The present method for smelting lead sulfide concentrates to . The U.S. Department of the Interior does hold several patents on this process.

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Thiosulphate as an Alternative to Cyanide for Gold .

that must be understood or overcome before an overall process can be demonstrated as . reaction used in the Sherritt-Gordon Process for refining nickel matte. . patents include an alternative recovery option of adding trace amounts of.

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RADIUM, URANIUM & VANADIUM Extraction & Recovery #1

31 Mar 2017 . The Haynes-Engle process for the recovery of uranium and vanadium covered this method, but the patent specifications do not show what is.

Get Price
Leaching Behavior of the roasted nickel calcine

sulfation roast process on nickeliferous pyrrhotite at 680 °C where Ni, Cu, and Co were . rate of leaching of valuable metals from the sulfation roasted nickel calcine, aiming to . 4,110,106, U.S. Patent and Trademark Office, Washington, DC.

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Energy consumptions for Kell hydrometallurgical .

The Kell process is a patented hydrometallurgical alternative to smelting that is . production of nickel and copper metal cathodes and cobalt . Kingdom and holds a number of patents relating to platinum processing and ultra-fine milling.

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Novel redesign of a pressure leach autoclave by a South . - SAIMM

produces nickel (in powder or briquette form), copper cathodes and cobalt powder. Five leaching . The second stage leach process at the Base Metals Refinery produces a PGM-rich residue through . world patent has been registered.

Get Price
Review of Biohydrometallurgical Metals Extraction from . - MDPI

24 Dec 2014 . acidic bioleaching processes for the extraction of metals from sulfide minerals. . In a nickel process, the microorganisms grew in process solution with up . World Patent, WO2010/009481-A, 21 January 2010. 137. Patel, B.C..

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